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公开(公告)号：JP2012212667A
公开(公告)日：2012-11-01
申请号：JP2012061107
申请日：2012-03-16
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： YAMAMOTO RITSU , NISHIMURA TSUKASA
Abstract: PROBLEM TO BE SOLVED: To provide a contact device with a structure where all of three moving contacts can be brought into secure contact with a fixed contact.SOLUTION: The contact device is provided with: a fixed terminal 37 that has a fixed contact 35; a movable terminal 28 that comes in contact with and separates from the fixed terminal 37 and has three moving contacts 31a, 31b, 31c that come in contact with the fixed contact 35; and a contact pressure spring 33 that presses the movable terminal 28 and causes the fixed contact 35 to come into contact with the moving contacts 31a, 31b, 31c at a predetermined contact pressure. The contact device is characterized by a structure where an operating point of the contact pressure spring 33 is located within a triangular region formed by internal tangent lines of the three moving contacts.
Abstract translation: 要解决的问题：为了提供接触装置，其具有可以将三个移动触点全部与固定触点牢固接触的结构。
解决方案：接触装置设有：具有固定触点35的固定端子37; 与固定端子37接触并分离的可动端子28，具有与固定触头35接触的三个移动触点31a，31b，31c; 以及按压可动端子28并使固定触点35以预定接触压力与移动触点31a，31b，31c接触的接触压力弹簧33。 接触装置的特征在于其中接触压力弹簧33的操作点位于由三个移动触头的内切线形成的三角形区域内的结构。 版权所有（C）2013，JPO＆INPIT
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公开(公告)号：JP2012199151A
公开(公告)日：2012-10-18
申请号：JP2011063362
申请日：2011-03-22
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： YAMAMOTO RITSU
Abstract: PROBLEM TO BE SOLVED: To provide a contact device that prevents arc discharge between a movable contact and a fixed contact.SOLUTION: A contact device includes: a contact section 3 where, upon energization, a movable contact 31 is moved in and out of contact with a fixed contact 35; a drive section 2 that drives the movable contact 31 so as to move the movable contact 31 in and out of contact with the fixed contact 35; and a case 5 that houses the contact section 3 and the drive section 2. Inside the case 5, an arc length extension section 61 is provided that elongates arc length between the fixed contact 35 and the movable contact 31.
Abstract translation: 要解决的问题：提供一种防止可动触点和固定触点之间的电弧放电的接触装置。 接触装置包括：接触部分3，其中在通电时，可动触头31移动进入固定触头35并与其接触; 驱动部分2，其驱动可动触头31以将可动触头31移动与固定触点35接触和脱离接触; 以及容纳接触部分3和驱动部分2的壳体5.在壳体5内设置有延长固定触头35和可动触头31之间的弧长的电弧长度延伸部分61。 C）2013，JPO＆INPIT
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公开(公告)号：JP2012199095A
公开(公告)日：2012-10-18
申请号：JP2011062839
申请日：2011-03-22
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： YAMAMOTO RITSU
IPC: H01H50/12
Abstract: PROBLEM TO BE SOLVED: To provide a contact device that prevents negative effect of heat generated in arc discharge.SOLUTION: A contact device includes: a contact section 3 where, upon energization, a movable contact 31 is moved in and out of contact with a fixed contact 35; a drive section 2 that drives the movable contact 31 so as to move the movable contact 31 in and out of contact with the fixed contact 35; and a case 5 that houses the contact section 3 and the drive section 2. A heat dissipation section 45 is provided around the contact section 3 along a direction in which the movable contact 31 is moved in and out of the fixed contact 35.
Abstract translation: 要解决的问题：提供一种防止在电弧放电中产生的热的负面影响的接触装置。 接触装置包括：接触部分3，其中在通电时，可动触头31移动进入固定触头35并与其接触; 驱动部分2，其驱动可动触头31以将可动触头31移动与固定触点35接触和脱离接触; 以及容纳接触部3和驱动部2的壳体5.散热部45沿着可动触头31移入和移出固定触点35的方向设置在接触部3的周围。
版权所有（C）2013，JPO＆INPIT
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公开(公告)号：JP2012104365A
公开(公告)日：2012-05-31
申请号：JP2010251542
申请日：2010-11-10
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： FUKUDA SUMIHISA , YAMAMOTO RITSU , ENOMOTO HIDEKI , IKEDA YOJI , OZAKI RYOSUKE
IPC: H01H50/54
Abstract: PROBLEM TO BE SOLVED: To provide a contact device capable of efficiently increasing contact pressure between contacts and arc cut-off performance.SOLUTION: A contact device comprises: a contact block 3 including a pair of fixed terminals 33 which have fixed contacts 32, respectively, and a movable contact piece 35 which has movable contacts 34 arranged in a row on its top face to make contact with and separate from the fixed contacts 32, respectively; a drive unit 8 including a contact pressure spring 36 which biases the movable contact piece 35 upward, a holding body 81 which has a restriction part 813 for making contact with the top face of the movable contact piece 35 so as to restrict its upward movement, and which holds the contact pressure spring 36, a movable shaft 82 which is coupled to the holding body 81, and an electromagnet block 2 which drives the movable shaft 82; a container 61; a yoke body 63 which is fixed to the container 61 so as to be opposed to the top face of the movable contact piece 35; a pair of permanent magnets 46 which are magnetized in a front-rear direction, and the same poles of which are opposed to each other in the front-rear direction across the contact block 3; and a yoke body 64 which is fixed to the movable contact piece 35 so as to be opposed to the yoke body 63.
Abstract translation: 要解决的问题：提供能够有效地增加触点之间的接触压力和电弧截止性能的接触装置。 接触装置包括：接触块3，其包括分别具有固定触头32的一对固定端子33和可动接触件35，该可动接触件35具有在其顶面上排成一行的可动触点34， 分别与固定触点32接触并分离; 驱动单元8，其包括使可动接触片35向上方偏压的接触压力弹簧36;保持体81，其具有用于与可动接触片35的顶面接触以限制其向上移动的限制部813; 并且保持接触压力弹簧36，联接到保持体81的可动轴82和驱动可动轴82的电磁铁块2; 容器61; 轭体63，其与活动接触片35的上表面相对固定在容器61上; 一对永磁体46，它们沿前后方向被磁化，并且其相同的极在前后方向上穿过接触块3彼此相对; 以及轭体64，其以与轭体63相对的方式固定到可动接触片35上。版权所有（C）2012，JPO＆INPIT
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公开(公告)号：JP2012104360A
公开(公告)日：2012-05-31
申请号：JP2010251537
申请日：2010-11-10
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： FUKUDA SUMIHISA , YAMAMOTO RITSU , ENOMOTO HIDEKI , OZAKI RYOSUKE
Abstract: PROBLEM TO BE SOLVED: To provide a contact device capable of efficiently increasing contact pressure between contacts and arc cut-off performance.SOLUTION: A contact device comprises: a contact block 3 including a pair of fixed terminals 33 which have fixed contacts 32, respectively, and a movable contact piece 35 which has a pair of movable contacts 34 arranged in a row on its one face to make contact with and separate from the pair of fixed contacts 32, respectively; driving means 8 which drives the movable contact piece 35 so that the movable contacts 34 make contact with and separate from the fixed contacts 32; a container 61 which is not moved by driving force of the driving means 8; a pair of permanent magnets 46 which are arranged oppositely to each other across the contact block 3 in a front-rear direction, and whose polarities are of the same on one side and on the other side in a lateral direction; and a yoke body 63 which is fixed to the container 61 so as to be arranged between the pair of permanent magnets 46, and which is opposed to the one face of the movable contact piece.
Abstract translation: 要解决的问题：提供能够有效地增加触点之间的接触压力和电弧截止性能的接触装置。 接触装置包括：接触块3，其包括分别具有固定触头32的一对固定端子33和可动接触件35，该可动接触件35具有一排在其一侧排列的可动触头34 面与所述一对固定触头32分别接触和分离; 驱动装置8，其驱动可动接触片35，使得可动触头34与固定触头32接触并与固定触头32分离; 未被驱动装置8的驱动力移动的容器61; 一对永磁体46，它们在前后方向上跨过接触块3彼此相对布置，并且在一个侧面和另一侧在横向方向上具有相同的极性; 以及轭体63，其固定到容器61上，以便布置在一对永磁体46之间，并且与可动接触片的一个面相对。 版权所有（C）2012，JPO＆INPIT
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Patent Agency Ranking
公开(公告)号：JP2012104359A
公开(公告)日：2012-05-31
申请号：JP2010251536
申请日：2010-11-10
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： FUKUDA SUMIHISA , YAMAMOTO RITSU , ENOMOTO HIDEKI , IKEDA YOJI , OZAKI RYOSUKE
Abstract: PROBLEM TO BE SOLVED: To provide a contact device capable of efficiently increasing contact pressure between contacts and arc cut-off performance.SOLUTION: A contact device comprises: a contact block 3 including a pair of fixed terminals 33 which have fixed contacts 32, respectively, and a movable contact piece 35 which has movable contacts 34 arranged in a row on its top face to make contact with and separate from the fixed contacts 32, respectively; a drive unit 8 including a contact pressure spring 36 which biases the movable contact piece 35 upward, a holding body 81 which has a restriction part 813 for making contact with the top face of the movable contact piece 35 so as to restrict its upward movement, and which holds the contact pressure spring 36, a movable shaft 82 which is coupled to the holding body 81, and an electromagnet block 2 which drives the movable shaft 82; a container 61; a yoke body 63 which is fixed to the container 61 so as to be opposed to the top face of the movable contact piece 35; a pair of permanent magnets 46 which are opposed to each other across the contact block 3; and a yoke body 64 which is fixed to the movable contact piece 35 so as to be opposed to the yoke body 63.
Abstract translation: 要解决的问题：提供能够有效地增加触点之间的接触压力和电弧截止性能的接触装置。 接触装置包括：接触块3，其包括分别具有固定触头32的一对固定端子33和可动接触件35，该可动接触件35具有在其顶面上排成一行的可动触点34 分别与固定触点32接触并分离; 驱动单元8，其包括使可动接触片35向上方偏压的接触压力弹簧36;保持体81，其具有用于与可动接触片35的顶面接触以限制其向上移动的限制部813; 并且保持接触压力弹簧36，联接到保持体81的可动轴82和驱动可动轴82的电磁铁块2; 容器61; 轭体63，其与活动接触片35的上表面相对固定在容器61上; 一对永磁体46，它们跨过接触块3彼此相对; 以及轭体64，其以与轭体63相对的方式固定到可动接触片35上。版权所有（C）2012，JPO＆INPIT
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公开(公告)号：JP2014132595A
公开(公告)日：2014-07-17
申请号：JP2014081460
申请日：2014-04-10
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： YAMAMOTO RITSU , OTA TOMOHIRO , YOSHITANI KATSUMI , ITO MASAHIRO , KONAMA KATSUYA
IPC: H01H50/54
CPC classification number: H01H2050/025
Abstract: PROBLEM TO BE SOLVED: To provide a contact device that prevents a reduction in a contact pressure acting between contact points by efficiently canceling a contact point repulsion force.SOLUTION: The contact device includes: fixed terminals 33 having fixed contact points 32; a movable contact 35 having movable contact points 34 adapted for releasable contact with the fixed contact points 32, and having a through hole 35b formed therethrough; a movable shaft 5 having a shaft part 51 movably passed through the through hole 35b, and an abutment part 52 disposed at one end of the shaft part 51 to regulate a movement of the movable contact 35 toward the fixed contact points 32; a yoke plate 6 fixed to the surface of the movable contact 35 opposite to the surface where the movable contact points 34 of the movable contact 35 are disposed; a contact pressure spring 36 for loading the movable contact 35 toward the fixed contact points 32; and drive means 2 for driving the movable shaft 5 such that the movable contact points 34 come into and out of contact with the fixed contact points 32. The abutment part 52 is formed of, for example, a magnetic material such as soft iron and has functions of both abutment part and yoke.
Abstract translation: 要解决的问题：提供一种接触装置，其通过有效地消除接触点排斥力来防止作用在接触点之间的接触压力的降低。解决方案：接触装置包括：具有固定接触点32的固定端子33; 具有适于与固定接触点32可释放接触的活动触点34并具有通过其形成的通孔35b的可动触头35; 具有可移动地穿过通孔35b的轴部51的可动轴5和设置在轴部51的一端的抵靠部52，以调节可动触头35朝向固定触点32的移动; 固定在可动触头35的与可动触点35的可动触头34的表面相对的表面的轭板6; 用于将可动触点35朝向固定触点32加载的接触压力弹簧36; 以及用于驱动可动轴5的驱动装置2，使得可动触点34与固定触点32进出接触。抵接部52例如由软铁等磁性材料形成，具有 邻接部分和轭的功能。
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公开(公告)号：JP2014041778A
公开(公告)日：2014-03-06
申请号：JP2012183914
申请日：2012-08-23
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： YAMAMOTO RITSU , NISHIMURA TSUKASA
IPC: H01H50/54
Abstract: PROBLEM TO BE SOLVED: To provide a contact device capable of securing the operability of a movable contactor with certainty.SOLUTION: In a contact device 1, a yoke 50 abuts on a wall surface 41d of a wall part 41c to regulate rotation of a movable contactor 29 to which the yoke 50 is attached. When the movable contactor 29 to which the yoke 50 is attached rotates, the yoke 50 abuts only on a wall surface 41dR of one region R1 obtained by dividing the wall surface 41d by a virtual line L passing through a rotation center C of the yoke 50.
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公开(公告)号：JP2012104366A
公开(公告)日：2012-05-31
申请号：JP2010251543
申请日：2010-11-10
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： FUKUDA SUMIHISA , YAMAMOTO RITSU , ENOMOTO HIDEKI , IKEDA YOJI , OZAKI RYOSUKE
IPC: H01H50/54
Abstract: PROBLEM TO BE SOLVED: To provide a contact device capable of efficiently increasing contact pressure between contacts and arc cut-off performance.SOLUTION: A contact device comprises: a contact block 3 including a pair of fixed terminals 33 which have fixed contacts 32, respectively, and a movable contact piece 35 which has movable contacts 34 arranged in a row on its top face to make contact with and separate from the fixed contacts 32, respectively; a drive unit 8 which drives the movable contact piece 35 so that the movable contacts 34 make contact with and separate from the fixed contacts 32; a container 61 which is not moved by driving force of the drive unit 8; permanent magnets 46 which generate, in the container 61, magnetic flux in a lateral direction intersecting an alignment direction of the movable contacts 34; and a yoke body 63 which is fixed to the container 61 so as to be opposed to the top face of the movable contact piece 35. One of the pair of movable contacts 34 is located closer to a rear inner wall than it is to a front inner wall of the container 61, whereas the other movable contacts 34 is located closer to the front inner wall than it is to the rear inner wall.
Abstract translation: 要解决的问题：提供能够有效地增加触点之间的接触压力和电弧截止性能的接触装置。 接触装置包括：接触块3，其包括分别具有固定触头32的一对固定端子33和可动接触件35，该可动接触件35具有在其顶面上排成一行的可动触点34， 分别与固定触点32接触并分离; 驱动单元8，其驱动可动接触片35，使得可动触头34与固定触头32接触并与固定触头32分离; 未被驱动单元8的驱动力移动的容器61; 在容器61中产生与可动触点34的排列方向相交的横向的磁通量的永磁体46; 以及轭架体63，其以与可动接触片35的顶面相对的方式固定在容器61上。一对可动触头34中的一个位于靠近前内侧的后内壁 容器61的内壁，而另一个可动触头34位于比前内壁更靠近前内壁的位置。 版权所有（C）2012，JPO＆INPIT
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公开(公告)号：JP2012104362A
公开(公告)日：2012-05-31
申请号：JP2010251539
申请日：2010-11-10
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： FUKUDA SUMIHISA , YAMAMOTO RITSU , ENOMOTO HIDEKI , IKEDA YOJI , OZAKI RYOSUKE
Abstract: PROBLEM TO BE SOLVED: To provide a contact device capable of efficiently increasing contact pressure between contacts and arc cut-off performance.SOLUTION: A contact device comprises: a contact block 3 including a pair of fixed terminals 33 which have fixed contacts 32, respectively, and a movable contact piece 35 which has a pair of movable contacts 34 arranged in a row on its one face to make contact with and separate from the pair of fixed contacts 32, respectively; driving means 8 which drives the movable contact piece 35 so that the movable contacts 34 make contact with and separate from the fixed contacts 32; a container 61 which is not moved by driving force of the driving means 8; a pair of permanent magnets 46 which are arranged oppositely to each other across the contact block 3 in a front-rear direction, and which are magnetized in the front-rear direction; a yoke body 63 which is fixed to the container 61 so as to be arranged between the pair of permanent magnets 46, and which is opposed to the one face of the movable contact piece; and a pair of yoke bodies 47 one of which connects between N-poles of the pair of permanent magnets 46 and the other of which connects between S-poles of the pair of permanent magnets 46.
Abstract translation: 要解决的问题：提供能够有效地增加触点之间的接触压力和电弧截止性能的接触装置。 接触装置包括：接触块3，其包括分别具有固定触头32的一对固定端子33和可动接触件35，该可动接触件35具有一排在其一侧排列的可动触头34 面与所述一对固定触头32分别接触和分离; 驱动装置8，其驱动可动接触片35，使得可动触头34与固定触头32接触并与固定触头32分离; 未被驱动装置8的驱动力移动的容器61; 一对永磁体46，它们在前后方向上穿过接触块3彼此相对布置，并且沿前后方向被磁化; 磁轭体63，其固定到容器61上，以布置在一对永磁体46之间，并且与可动接触片的一个面相对; 以及一对轭体47，其一个连接在一对永磁体46的N极之间，另一个连接在一对永磁体46的S极之间。（C）2012年， JPO＆INPIT
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